diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 03834b69a23..25e30c7deb2 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -239,6 +239,7 @@ public: st_src_reg sampler; /**< sampler register */ int sampler_array_size; /**< 1-based size of sampler array, 1 if not array */ int tex_target; /**< One of TEXTURE_*_INDEX */ + glsl_base_type tex_type; GLboolean tex_shadow; st_src_reg tex_offsets[MAX_GLSL_TEXTURE_OFFSET]; @@ -345,6 +346,8 @@ public: int num_address_regs; int samplers_used; + glsl_base_type sampler_types[PIPE_MAX_SAMPLERS]; + int sampler_targets[PIPE_MAX_SAMPLERS]; /**< One of TGSI_TEXTURE_* */ bool indirect_addr_consts; int wpos_transform_const; @@ -579,6 +582,10 @@ glsl_to_tgsi_visitor::emit_asm(ir_instruction *ir, unsigned op, inst->src[3] = src3; inst->ir = ir; inst->dead_mask = 0; + /* default to float, for paths where this is not initialized + * (since 0==UINT which is likely wrong): + */ + inst->tex_type = GLSL_TYPE_FLOAT; inst->function = NULL; @@ -3324,6 +3331,8 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir) assert(!"Should not get here."); } + inst->tex_type = ir->type->base_type; + this->result = result_src; } @@ -3476,7 +3485,13 @@ count_resources(glsl_to_tgsi_visitor *v, gl_program *prog) foreach_in_list(glsl_to_tgsi_instruction, inst, &v->instructions) { if (is_tex_instruction(inst->op)) { for (int i = 0; i < inst->sampler_array_size; i++) { - v->samplers_used |= 1 << (inst->sampler.index + i); + unsigned idx = inst->sampler.index + i; + v->samplers_used |= 1 << idx; + + debug_assert(idx < (int)ARRAY_SIZE(v->sampler_types)); + v->sampler_types[idx] = inst->tex_type; + v->sampler_targets[idx] = + st_translate_texture_target(inst->tex_target, inst->tex_shadow); if (inst->tex_shadow) { prog->ShadowSamplers |= 1 << (inst->sampler.index + i); @@ -5536,7 +5551,26 @@ st_translate_program( /* texture samplers */ for (i = 0; i < ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits; i++) { if (program->samplers_used & (1 << i)) { + unsigned type; + t->samplers[i] = ureg_DECL_sampler(ureg, i); + + switch (program->sampler_types[i]) { + case GLSL_TYPE_INT: + type = TGSI_RETURN_TYPE_SINT; + break; + case GLSL_TYPE_UINT: + type = TGSI_RETURN_TYPE_UINT; + break; + case GLSL_TYPE_FLOAT: + type = TGSI_RETURN_TYPE_FLOAT; + break; + default: + unreachable("not reached"); + } + + ureg_DECL_sampler_view( ureg, i, program->sampler_targets[i], + type, type, type, type ); } } |